A proposed amendment to Code of State Regulations 10 CSR 20-6.200 Storm Water Regulations, is now available for public review and comment until Sept. 23, 2025. All comments must be received or postmarked by 5 p.m. The department will hold a public hearing about the proposed amendment on Sept. 16, 2025. Please follow the link below for more information.
Written comments may be submitted by mail to Sarah Wright, Missouri Department of Natural Resources, Water Protection Program, P.O. Box 176, Jefferson City, MO 65102-0176, or online through the Regulatory Action Tracking System. Please include your contact information: name, email address and phone number.
The purpose of this proposed rule amendment is to provide revised definitions for municipal stormwater designations to match changes to the federal regulations. Revised and newly added language aligns with the relevant federal regulations and to correct errors in forms, grammar and references, and to provide clarity. For additional details please see the rulemaking report.